NASA's New Horizons spacecraft made history by flying past Pluto, sending back groundbreaking data that would change our ...

Researchers use the Subaru Telescope in Hawaii to find a small object on the outer edge of the Solar System. Nicknamed ...

For reference, Pluto’s average distance from the Sun is about 40 AU, so 2023 KQ14 is quite distant. At 23.4 billion miles (37 ...

Because Pluto is so dim, you need a telescope to see it. “A backyard telescope could do it under the right conditions,” says ...

This evening’s viewing challenge is the planet Mercury. It is less than half a fist above the west-northwestern horizon at ...

Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

Credit: MARK GARLICK/SCIENCE PHOTO LIBRARY via Getty Images In 2006, Pluto was famously demoted from a planet ... you might think that means there are eight dwarf planets. However, not all astronomers ...

NASA’s James Webb Space Telescope has captured an image of an exoplanet for the first time since it began science operations in July of 2022. At such a critical moment in US history, we need reporters ...

Institute about what the July 2015 flyby of Pluto revealed about this mysterious and...Mars Jupiter Saturn Uranus Neptune Pluto & Dwarf Planets ...

Here, see all the best photos of the British royal family at the 2025 Royal Ascot. (We'll update this every day, so be sure to check back daily!) ...

A melting glacier, a gigantic tree and an abandoned mining town are among the winning images of the Earth Photo 2025 competition.